Home / 171,417.20-236,477.22-111,007.29

Finding the Fourth Proportional to 171,417.20, 236,477.22 and 111,007.29

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Solution

The fourth proportional to 171,417.20, 236,477.22 and 111,007.29 is: 153,139.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,417.20 : 236,477.22 = 111,007.29 : x
  2. Step 2: Convert to fraction form
    171,417.20/236,477.22 = 111,007.29/x
  3. Step 3: Cross multiply
    171,417.20x = 236,477.22 × 111,007.29
  4. Step 4: Simplify right side
    171,417.20x = 26,250,695,338.93
  5. Step 5: Solve for x
    x = 26,250,695,338.93/171,417.20
  6. Step 6: Final answer
    x = 153,139.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.